49980490

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{102001}}^1$

素因数の和:102022

約数の個数: 24

約数和(自身を含む): 104654052

約数和(自身を除く): 54673562

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 102001, 204002, 510005, 714007, 1020010, 1428014, 3570035, 4998049, 7140070, 9996098, 24990245, 49980490]

約数ペア:

[(1, 49980490), (2, 24990245), (5, 9996098), (7, 7140070), (10, 4998049), (14, 3570035), (35, 1428014), (49, 1020010), (70, 714007), (98, 510005), (245, 204002), (490, 102001)]